Home / 3,214,958.31-4,436,699.81-1,764,788.72

Finding the Fourth Proportional to 3,214,958.31, 4,436,699.81 and 1,764,788.72

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Solution

The fourth proportional to 3,214,958.31, 4,436,699.81 and 1,764,788.72 is: 2,435,439.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,958.31 : 4,436,699.81 = 1,764,788.72 : x
  2. Step 2: Convert to fraction form
    3,214,958.31/4,436,699.81 = 1,764,788.72/x
  3. Step 3: Cross multiply
    3,214,958.31x = 4,436,699.81 × 1,764,788.72
  4. Step 4: Simplify right side
    3,214,958.31x = 7,829,837,747,706.70
  5. Step 5: Solve for x
    x = 7,829,837,747,706.70/3,214,958.31
  6. Step 6: Final answer
    x = 2,435,439.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.